<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2016/3/14
 * Time: 17:02
 */

echo "<title>8-1 自定义函数 </title>";
echo "<p style='text-align: center'><a href=\"index.php\"><font size=\"4\">目录</font></a></p>";
header("Content-type: text/html; charset=utf-8");
echo "<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\" />";

function say(){
    echo 'hello world';
}

//在这里调用函数
echo say();





